5 
Troubleshooting
Troubleshooting
Before sending the unit to your authorized dealer for repair, please check the following points.
The following situations are not malfunctions.
■You do not need to worry about the following situations if there is no abnormality on the screen.
●Part of the top surface or front of the unit is hot.
●A creaking sound is heard from the unit.
●An operating sound is heard from the inside of the unit.
●Color smear occurs on some screens.
■Perform the following operations when the unit is unable to operate normally due to external static or noise.
①When the unit is in standby mode, please pull out the power plug, then insert again.
②Press the power button on the unit to turn on the power again.
■A sound may be heard when the lamp is off but there is no danger.
■
Power is not supplied
Is the power cord disconnected? Insert the power cord (plug) firmly. | P26 | ||
Is the lamp cover properly shut? | Remove the power plug when the unit is in standby mode and | P49 | |
close the lamp cover properly. After that, insert the plug again. | |||
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Is the lamp in Cool Down mode? | After the Cool Down mode is complete, turn on the power | P27 | |
again. | |||
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Projected image is dark
Is the lamp near exhaustion?
Check the lamp time on the information menu. Prepare a new lamp unit or replace as soon as possible when the lamp is near exhaustion.
P48 to 50
The unit works when power is turned on but stops abruptly after a few minutes
Are the air inlets and exhaust | Remove the power plug when the unit is in standby mode and | P14 to 15 | |
vent blocked? | remove any blocking object. After that, insert the plug again. | ||
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Is the filter dirty? | Clean the filter. | P51 | |
Video image does not appear |
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Is the correct external input | Select the correct external input. | P26 | |
selected? | |||
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Is the AV device properly | Connect the AV device properly. | P18 to 21 | |
connected? | |||
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Is the power of the AV device turned | Turn on the power of the AV device and play the video. | P26 | |
on? | |||
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Are the correct signals being | Set the AV device properly. | P18 to 21 | |
output from the AV device? | |||
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Is the setting of the input terminal Set “COMP.” and “HDMI” in the setting menu according to | P35 - 11 12 | ||
correct? | the input signal. | ||
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Is the video image temporarily | Press the [HIDE] button to display the video image again. | P27 | |
hidden? | |||
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